“We may say that a basic substance is one which has a lone pair of electrons which may be used to complete the stable group of another atom, and that an acid is one which can employ a lone pair from another molecule in completing the stable group of one of its own atoms.” MayUsedGroupsSubstancePairsAtomsStableAcidMoleculesLoneElectronsCompleting Author:Gilbert N. Lewis
“We may fairly judge of the commercial prosperity of a country from the amount of sulphuric acid it consumes.” MayCountryScienceNationsJudgingAmountProsperityAcid Book:Familiar Letters on Chemistry, and its relation to Commerce, Physiology, and Agriculture: Edited by John Gardner Source: Familiar Letters on Chemistry, and its relation to Commerce, Physiology, and Agriculture: Edited by John Gardner